Fix an Autofill crash caused by accessing the g_browser_process on the DB thread.

chrome/browser/autofill/address_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <string>
 
+#include "base/message_loop.h"
 #include "base/string16.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/autofill/address.h"
 #include "chrome/browser/autofill/autofill_type.h"
+#include "content/browser/browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-typedef testing::Test AddressTest;
+class AddressTest : public testing::Test {
+ public:
+  // In order to access the application locale -- which the tested functions do
+  // internally -- this test must run on the UI thread.
+  AddressTest() : ui_thread_(BrowserThread::UI, &message_loop_) {}
+
+ private:
+  MessageLoopForUI message_loop_;
+  BrowserThread ui_thread_;
+
+  DISALLOW_COPY_AND_ASSIGN(AddressTest);
+};
 
 // Test that the getters and setters for country code are working.
 TEST_F(AddressTest, CountryCode) {
   Address address;
   EXPECT_EQ(std::string(), address.country_code());
 
   address.set_country_code("US");
   EXPECT_EQ("US", address.country_code());
 
   address.set_country_code("CA");
@@ skipping 84 matching lines @@
     EXPECT_EQ(0U, matching_types.size());
   }
 
   // Make sure that garbage values don't match when the country code is empty.
   address.set_country_code("");
   EXPECT_EQ(std::string(), address.country_code());
   FieldTypeSet matching_types;
   address.GetMatchingTypes(ASCIIToUTF16("Garbage"), &matching_types);
   EXPECT_EQ(0U, matching_types.size());
 }